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config_file_input()

Description

Generate an HTML input file with its own form

Parameters

ColumnTypeDefaultDescription
$name string HTML input file name attribute
$label string
$current
$form_action string URL where the form should post to
$width int 420 Wdidth of the input file HTML tag. Default - 420
$valid_extensions array
$file_preview false

Location

include/config_functions.php lines 678 to 777

Definition

 
function config_file_input($name, $label, $current, $form_action, $width = 420, $valid_extensions = array(), $file_preview = false)
{
    global $lang, $storagedir, $storageurl;

    if ($current !== '') {
        $origin_in_config = (substr($current, 0, 13) != '[storage_url]') && mb_strpos($current, 'system/config') === false;
        if ($origin_in_config) {
            # Current value may have originated in config.php - file uploader to consider this unset
            # to enable override of config.php by uploading a file.
            $current = '';
            $current_file = '';
            $current_file_url = '';
        } else {
            $current_file     = str_replace('[storage_url]', $storagedir, $current);
            $current_file_url = str_replace('[storage_url]', $storageurl, $current);
        }
    }
    ?>

    <div class="Question" id="question_ echo escape($name); ?>">
        <form method="POST" action=" echo escape($form_action); ?>" enctype="multipart/form-data">
            <label
                 if ($file_preview && $current !== "") { ?>
                    id="config-image-preview-label"
                 } ?>
                for=" echo escape($name); ?>"
            >
                 echo escape($label); ?>
            </label>
            <div class="AutoSaveStatus">
                <span id="AutoSaveStatus- echo escape($name); ?>" style="display:none;"></span>
            </div>
            
            if ($current !== '' && !file_exists($current_file)) {
                ?>
                <span> echo escape($lang['applogo_does_not_exists']); ?></span>
                <input type="submit" name="clear_ echo escape($name); ?>" value=" echo escape($lang["clearbutton"]); ?>">
                
            } elseif ('' === $current || !get_config_option([], $name, $current_option) || $current_option === '') {
                ?>
                <input type="file" name=" echo escape($name); ?>" style="width: echo (int) $width; ?>px">
                <input
                    type="submit"
                    name="upload_ echo escape($name); ?>"
                     if (count($valid_extensions) > 0) {
                        echo 'onclick="return checkValidExtension_' . escape($name) . '()"';
                    } ?>
                    value=" echo escape($lang['upload']); ?>"
                >
                
                if (count($valid_extensions) > 0) {
                    ?>
                    <script>
                        function checkValidExtension_ echo escape($name) ?>() {
                            let file_path = document.getElementsByName(" echo escape($name); ?>")[0].value;
                            let ext = file_path.toLowerCase().substr(file_path.lastIndexOf(".")+1);
                            let valid_extensions = [
                            foreach ($valid_extensions as $extension) {
                                echo '"' . escape($extension) . '",';
                            } ?>];

                            if (file_path != "" && valid_extensions.includes(ext)) return true;
                            alert( echo '"' . escape(str_replace('[extensions]', implode(', ', $valid_extensions), $lang['systemconfig_invalid_extension'])) . '"'?>);
                            return false;
                        }
                    </script>
                    
                }
            } else {
                if (function_exists('mime_content_type')) {
                    $mime_type = explode("/", mime_content_type($current_file));
                } else {
                    $mime_type = explode("/", get_mime_type($current_file));
                }
                $file_type = end($mime_type);
                $file_size = str_replace("&nbsp;", " ", formatfilesize(filesize($current_file)));
                ?>
                <span style="width: 316px;display: inline-block;"> echo escape("$file_type ($file_size)"); ?></span>
                <input type="submit" name="delete_ echo escape($name); ?>" value=" echo escape($lang['action-delete']); ?>">
                
            }
            generateFormToken($name);
            ?>
        </form>
        
        if ($file_preview && $current !== "" && file_exists($current_file)) {
            ?>
            <div id="preview_ echo escape($name); ?>">
                <img class="config-image-preview"
                    src=" echo escape($current_file_url) . '?v=' . date("s") ?>"
                    alt=" echo escape($lang["preview"] . ' - ' . $label) ?>"
                >
            </div>
            
        }
        ?>
        <div class="clearerleft"></div>
    </div>
    
}

This article was last updated 21st May 2025 08:35 Europe/London time based on the source file dated 1st May 2025 09:15 Europe/London time.